Professor Cozmo's Discovery (89/110) (Stamped) [EX: Holon Phantoms] DYN131 If it's a water element

If it's a water element card

Set: Speed Duel: Tournament Pack 5 Card type: Normal Trap Rarity: Ultra Rare When an opponent's monster declares an attack: All Attack Position monsters your opponent controls lose 800 ATK for each monster they control

Set Name: Pillars of Strength Pre-Release Cards Card Number: OP03-017 Release Date: 2023-06-23 Rarity: Uncommon Card Type: Event Cost: 2 [Main] / [Counter] If your Leader's type includes "Whitebeard Pirates"

destroy that monster

When this card is destroyed

Professor Cozmo's Discovery (89/110) (Stamped) [EX: Holon Phantoms] DYN131 If it's a water elementSet: EX: Holon Phantoms Type: Supporter Rarity: Uncommon